Home / 2,788,787-3,848,526.12-1,581,563

Finding the Fourth Proportional to 2,788,787, 3,848,526.12 and 1,581,563

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Solution

The fourth proportional to 2,788,787, 3,848,526.12 and 1,581,563 is: 2,182,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,787 : 3,848,526.12 = 1,581,563 : x
  2. Step 2: Convert to fraction form
    2,788,787/3,848,526.12 = 1,581,563/x
  3. Step 3: Cross multiply
    2,788,787x = 3,848,526.12 × 1,581,563
  4. Step 4: Simplify right side
    2,788,787x = 6,086,686,515,925.56
  5. Step 5: Solve for x
    x = 6,086,686,515,925.56/2,788,787
  6. Step 6: Final answer
    x = 2,182,556.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.